/* Hallmark · shape: Feature Stack · genre: editorial · theme: brand · redesign: full
 * paper: oklch(17.5% 0.045 266) · accent: oklch(53.5% 0.245 262) · display: Manrope 800 · body: Manrope 400 · hero: Poster · nav: slab · footer: index columns · signature: the email wall, then one email read top to bottom
 * axes: dark/grotesk-heavy/chromatic-blue · posture: Restrained · contrast: pass · fold: pass · draw: f6e0f0 · v2.0.0 */
/* Hallmark · pre-emit critique: P4 H4 E3 S4 R4 V4 · weakest: E (the case pane carries owner copy only; no outcome figures exist to show) */
/* Hallmark · waive 29 (glass): the owner asked for a light glass header so the full-colour logo (navy with the blue arrow) can sit on it */
/* Shared chrome: the slab nav, the controls and the index footer, loaded on every page after its own styles. */

.uf-slab { position: sticky; top: 0; z-index: var(--z-sticky-nav); background: var(--color-paper-2); border-bottom: var(--rule-hair) solid var(--color-rule); color: var(--color-ink); font-family: var(--font-body); }
.uf-slab-inner { display: flex; align-items: center; gap: var(--space-xl); min-height: 72px; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.uf-slab .uf-brand { display: inline-flex; align-items: center; min-height: 44px; line-height: 0; margin-right: auto; }
.uf-slab .uf-brand img { width: 112px; height: auto; }
.uf-nav { display: flex; gap: var(--space-lg); }
.uf-nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: var(--text-sm); font-weight: 700; color: var(--color-ink-2); text-decoration: none; transition: color var(--dur-short) var(--ease-out); }
.uf-nav a:hover { color: var(--color-ink); text-decoration: underline; text-decoration-color: var(--color-signal); }

/* Controls: one filled primary a page, everything else quiet. */
.btn, .uf-slab .uf-action { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-xs); min-height: 48px; padding: var(--space-sm) var(--space-lg); border-radius: var(--radius-control); font-family: var(--font-body); font-size: var(--text-md); font-weight: 700; line-height: 1.2; text-decoration: none; cursor: pointer; transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), transform var(--dur-micro) var(--ease-out); filter: none; }
.btn-primary { background: var(--color-accent); color: var(--color-accent-ink); border: var(--rule-hair) solid var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }
.btn-quiet, .uf-slab .uf-action { background: transparent; color: var(--color-ink); border: var(--rule-hair) solid color-mix(in oklab, var(--color-ink) 45%, transparent); }
.btn-quiet:hover, .uf-slab .uf-action:hover { border-color: var(--color-ink); background: color-mix(in oklab, var(--color-ink) 8%, transparent); }
.btn:active, .uf-slab .uf-action:active { transform: translateY(1px); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.55; cursor: not-allowed; }
.btn:focus-visible, .uf-slab .uf-action:focus-visible, .uf-nav a:focus-visible, .uf-foot a:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.uf-slab .uf-action { min-height: 44px; font-size: var(--text-sm); }

/* Index footer. */
.uf-foot { background: var(--color-paper); color: var(--color-muted); border-top: var(--rule-hair) solid var(--color-rule); font-family: var(--font-body); font-size: var(--text-sm); }
.uf-foot-inner { max-width: var(--container); margin-inline: auto; padding: var(--space-3xl) var(--gutter) var(--space-xl); display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-xl) var(--gap-columns); }
.uf-foot-brand { grid-column: 1 / span 4; display: grid; gap: var(--space-md); align-content: start; }
.uf-foot-brand img { width: 132px; height: auto; }
.uf-foot-brand p { color: var(--color-ink-2); font-size: var(--text-md); }
.uf-foot-col { grid-column: span 2; display: grid; gap: var(--space-xs); align-content: start; }
.uf-foot-col:first-of-type { grid-column: 9 / span 2; }
.uf-foot-col h2 { font-family: var(--font-body); font-size: var(--text-sm); font-weight: 700; letter-spacing: 0; color: var(--color-ink); margin: 0 0 var(--space-2xs); max-width: none; }
.uf-foot-col a { display: inline-flex; align-items: center; min-height: 32px; color: var(--color-muted); text-decoration: none; }
.uf-foot-col a:hover { color: var(--color-ink); text-decoration: underline; }
.uf-foot-legal a { color: var(--color-muted); text-underline-offset: 0.2em; }
.uf-foot-legal a:hover { color: var(--color-ink); }
.uf-foot-legal { grid-column: 1 / -1; padding-top: var(--space-lg); border-top: var(--rule-hair) solid var(--color-rule); display: flex; justify-content: space-between; gap: var(--space-md); flex-wrap: wrap; }

@media (max-width: 60rem) {
  .uf-nav { display: none; }
  .uf-foot-brand { grid-column: 1 / -1; }
  .uf-foot-col, .uf-foot-col:first-of-type { grid-column: span 4; }
}
@media (max-width: 40rem) {
  .uf-slab-inner { min-height: 64px; gap: var(--space-md); }
  .uf-slab .uf-brand img { width: 96px; }
  .uf-foot-col, .uf-foot-col:first-of-type { grid-column: span 6; }
}
/* Pages that do not load hm/base.css still need the scaffold's gutter steps. */
@media (max-width: 60rem) { :root { --gutter: 24px; } }
@media (max-width: 40rem) {
  :root { --gutter: 16px; --gap-columns: 16px; }
  .uf-foot-inner { grid-template-columns: minmax(0, 1fr); }
  .uf-foot-brand, .uf-foot-col, .uf-foot-col:first-of-type, .uf-foot-legal { grid-column: 1; }
  .uf-foot-col a { overflow-wrap: anywhere; }
}

/* Light glass slab, by request: the full-colour logo on a translucent pale bar. */
.uf-slab { background: var(--color-glass-solid); color: var(--color-band-ink); border-bottom: var(--rule-hair) solid var(--color-glass-edge); }
@supports (backdrop-filter: blur(16px)) or (-webkit-backdrop-filter: blur(16px)) {
  .uf-slab { background: var(--color-glass); -webkit-backdrop-filter: blur(16px) saturate(1.4); backdrop-filter: blur(16px) saturate(1.4); }
}
.uf-nav a { color: var(--color-band-muted); }
.uf-nav a:hover { color: var(--color-band-ink); text-decoration-color: var(--color-accent); }
.uf-slab .uf-action { color: var(--color-band-ink); border-color: color-mix(in oklab, var(--color-band-ink) 35%, transparent); }
.uf-slab .uf-action:hover { border-color: var(--color-band-ink); background: color-mix(in oklab, var(--color-band-ink) 6%, transparent); }
.uf-slab .uf-action:focus-visible, .uf-nav a:focus-visible, .uf-slab .uf-brand:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

/* Floating rounded glass bar, by request: it hovers 16px below the top edge, inside the container. */
.uf-slab { top: var(--space-md); width: calc(100% - 2 * var(--gutter)); max-width: calc(var(--container) - 2 * var(--gutter)); margin: var(--space-md) auto 0; border: var(--rule-hair) solid var(--color-glass-edge); border-radius: var(--radius-pill); box-shadow: 0 1px 2px oklch(20% 0.04 266 / 0.12); }
.uf-slab-inner { min-height: 64px; padding-inline: var(--space-lg) var(--space-xs); }
@media (max-width: 40rem) {
  .uf-slab { width: calc(100% - 2 * var(--space-sm)); margin-top: var(--space-sm); top: var(--space-sm); }
  .uf-slab-inner { min-height: 56px; padding-inline: var(--space-md) var(--space-2xs); }
}